Conversion metrics have now been updated to display decimals in Funnel.
Up until now, decimal places for conversion metrics were not displayed in Funnel. Please note that this is a visual change in Funnel only and should not affect existing schemas or exports.
You can learn more about the data you can obtain from AdWords in this article.
We hope that you find this update useful. If you have any questions, please contact firstname.lastname@example.org and we'll be happy to help.